Thrunite TH20 250lm In-depth review, Pros and Cons

Cree XP-L V6 LED
250 lm output
1120 cd intensity
1 x 14500 Li-Ion battery

The Thrunite TH20 (TH20) released in 2016. It uses Cree XP-L V6 LED, OP reflector and 1 x 14500 Li-Ion battery. The powerful emitter in this headlamp provides up to 250 lm output, 1120 cd intensity, and a beam distance of 67 m.

The TH20 is a cool headlamp. Headlamps are versatile tools that can be used in a wide range of activities and professions. This light has 4 modes of lighting. The mode memory of TH20 contributes to a more seamless and intuitive user experience.

Thrunite TH20 (TH20) pictures

Thrunite TH20 / TH20 photo 1.
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Thrunite TH20 / TH20

The specifications below are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Thrunite TH20, then don’t hesite and signal the problem to us.

Thrunite TH20 (TH20) specifications

Rated 4 / 5 based on 1357 user votes.

Headlamps consist of a light source attached to a headband, allowing users to wear them hands-free.


Weight76 g
Length70 mm
Body diameter24.5 mm
Head diameter24.5 mm
Materialaluminium alloy with HAIII hard-anodized finish

The 76 g flashlight may not provide the same level of brightness or features as larger models. A shorter flashlight is generally easier to carry in a pocket, bag, or pouch, making it more convenient for everyday use or when you're on the go. The aluminium bodies can be anodized, providing a protective layer and a wide range of color options for flashlight bodies. The HAIII coating often has a matte or textured finish, which enhances grip and provides a comfortable feel in the hand. This flashlight features a captivating black color.


EmitterCree XP-L V6 LED
Color temperature5000 K, 6500 K
LensAR coated glass
Switchelectronic front

Cree, a US-based LED manufacturing company is a well-regarded LED manufacturer known for its high-quality products and innovation in the lighting industry. Color temperature is a characteristic of light. It is used to quantify the color appearance of light sources, particularly white light. The advantage of the orange peel (OP) reflector is that it can minimize glare and reduce eye strain. The AR coating on the lens maximizes light transmission, making the flashlight more effective in darker environments. Electronic switches on this flashlight provide a range of advantages and additional features compared to mechanical switches.


Flux250 lm
Intensity1120 cd
Throw67 m
CD/LM factor4.48

If you mainly need a flashlight for basic tasks like finding keys, navigating in dimly lit areas, or occasional use around the house, 250 lm can be adequate. 1120 cd can provide a reasonable level of luminous intensity for many everyday lighting tasks. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. The cd/lm factor (candela-to-lumen ratio) provides information about how concentrated or focused the light output of a light source is.


Modes4 modes
Mode memoryyes
Ramping modeno

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences. Mode memory means that the flashlight will remember the mode you were using when the light was last turned off, and when you turn it on again. The SOS flashes Morse code so you can signal for help when needed.


Battery1 x 14500 Li-Ion battery
Battery indicatorno
Charger portno
Thermal regulationno

The Thrunite TH20 flashlight is powered by 1 x 14500 Li-Ion battery. The TH20 doesn't have charger port. The Low Voltage Protection helps to preserve the battery's capacity and prevent it from reaching a critically low voltage level. Flashlights without thermal protection may be more susceptible to overheating under extreme conditions. The flashlight with IPx8 rating can withstand being submerged in water beyond 1 meter for a prolonged period, typically specified by the manufacturer.


Package contentsheadband
rubber slot
spare o-ring

Regularly replacing worn or damaged O-rings helps maintain the overall durability and performance of the flashlight.

The performance of the Thrunite TH20 flashlight is measured according to the ANSI / NEMA FL1 Standard 30 seconds after switching the light on. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

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